CN110366657A - Light-deflection apparatus, lighting device and application - Google Patents
Light-deflection apparatus, lighting device and application Download PDFInfo
- Publication number
- CN110366657A CN110366657A CN201780061921.0A CN201780061921A CN110366657A CN 110366657 A CN110366657 A CN 110366657A CN 201780061921 A CN201780061921 A CN 201780061921A CN 110366657 A CN110366657 A CN 110366657A
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- light
- light guide
- deflection apparatus
- micro
- coating
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/095—Refractive optical elements
- G02B27/0955—Lenses
- G02B27/0961—Lens arrays
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/095—Refractive optical elements
- G02B27/0972—Prisms
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4214—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element having redirecting reflective means, e.g. mirrors, prisms for deflecting the radiation from horizontal to down- or upward direction toward a device
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention particularly relates to a kind of light-deflection apparatus, comprising: the transparent light guide (4 of plane, 4') and at least partly ground level is applied to the transparent covering layer (6 on the light guide, 6'), wherein in light guide (4,4') and coating (6, it is formed between 6') for will be coupled into light guide (4, the micro-structure (20 of photodissociation coupling in 4'), 20'), and wherein micro-structure (20) has multiple structural details (20a, 20a'), it is formed as substantially cylindrical raised (20a, 20a').The invention further relates to the purposes of a kind of lighting device and the light-deflection apparatus or lighting device.
Description
Technical field
The present invention relates to light-deflection apparatus, lighting device and its application.
Background technique
Become known for deflect light from the prior art to realize the device of the best free from glare interior lighting in room.For example,
By known a kind of light-deflection apparatus in 10 2,008 055 857 B4 of German patent specification DE, the device by transparent panel or
Paper tinsel film composition, and there is cylindrical lens shape lens profile in the other side with prism shape lens profile in side.At this
In the case of kind, light-deflection apparatus is for optimizing the utilization for falling in the daylight in window surface.Here, the task of this system be
Incident daylight is deflected in the room of side illumination, so that realizing the more preferable illumination of room depths.
Although this device can improve the utilization of daylight really.But it if must be used without enough daylight
Artificial light source.
For this purpose, light can be coupled by the edge of the transparent light guide of plane, the light guide can be such as glass pane or
Part of it decouples again in planar fashion followed by specific surface texture.Specific table must be set for this purpose
Face structure.In order not to damage transparency (especially in glass pane) and while realize uniform photodissociation coupling, structure is as micro- knot
Structure setting.
Here, on the one hand surface texture can be manufactured by modifying the surface of light guide itself.However, it means that it is necessary
It replaces existing light guide (such as existing glass pane) or additional light guide (such as additional glass pane must be placed in the front
Piece).Alternatively, it is also feasible for plate or paper tinsel film being applied on already existing light guide.
However, it is necessary to protect sensitive micro-structure from dirt and damage (such as passing through surface cleaning).For this purpose, needing
The other protective layer being applied in micro-structure is set.It alternatively, can be by that will have the surface including micro-structure
Light guide is inserted into the intermediate space of compound glass to protect micro-structure.But this need to pay during the installation process it is additional
It spends.
Summary of the invention
Based on this, an object of the present invention is to propose light-deflection apparatus and lighting device, especially have height resistance to
It can install with property and the high grade of transparency and as economically as possible.
According to the first aspect of the invention, a kind of light-deflection apparatus is illustrated comprising: planar transparent light guide, Yi Jizhi
The transparent covering layer being partially applied in planar fashion on light guide, wherein being formed between light guide and coating for inciting somebody to action
It is coupled to the micro-structure of the photodissociation coupling in light guide, and wherein micro-structure has multiple structural details, these structural details are formed
For the form of substantial cylindrical protrusion.
Micro-structure is especially appreciated that herein is characterized size in micron range, i.e. the purpose in the range of 1mm or less
Structure.Because micro-structure is used for photodissociation coupling, it is referred to as micro optical structure.
For example, micro-structure has about 50 to 500 μm of size.It has been shown that substantially cylindrical protrusion can be effective
Ground is for decoupling light.Structural detail is preferably formed respectively with substantially the same geometry and/or size.Cylindrical protrusions are especially
With straight cylindrical shape.Here, the circular surface of cylindrical protrusions be preferably substantially parallel to light guide or coating relative to
The surface of these protrusions.Transversal rounded face can be on the surface of light guide or coating.Cylindrical protrusions are preferably distinguished
With at least 20 μm of diameter, more preferably at least 40 μm of diameter, and/or at most 200 μm of diameter, more preferably up to 100 μm,
Such as 50 μm of diameter.Cylindrical protrusions are preferably respectively provided at least 20 μm of height, more preferably at least 40 μm of height, and/
Or preferably up to 200 μm of height, more preferably up to 100 μm, such as 50 μm of height.For example, structural detail is spaced apart at least
50 μm of distance, preferably at least 100 μm.Transparent light-deflection apparatus especially may be implemented in this structural detail, has simultaneously
Effective photodissociation coupling.Compared with pyramidal structure element, it is particularly possible to realize the advantageous inclination decoupling of light.
Micro-structure can pass through the surface or the surface opposite by light guide and coating of coating by the surface of light guide
It is collectively formed.
The light guide of planar transparent is especially appreciated that the component lost can be uploaded in particular path.Here, by light guide
Edge surface reflection come realize light guide, such as based on around light guide medium relatively low-refraction total reflection.Here,
" light " is understood as referring to the visible part of electromagnetic radiation eyes, i.e., wavelength is in about 380nm to 780nm range or its subrange
Electromagnetic radiation.Light guide can be such as glass pane or other sheet glass.For example, light guide is formed as having corner angle, especially rectangle
Piece.Light guide may be used as the substrate of such as coating.
For example, the coating being at least regionally applied on light guide in planar fashion is only applied to light in partial region
It leads.For example, coating only is arranged at upper area (such as 1m or 2m in upper area) in the case where glass pane.It covers
Outermost layer of the cap rock preferably as light-deflection apparatus.
By the way that the coating being applied on light guide is arranged, it is particularly possible to by applying there is the coating of micro-structure to reequip
Existing light guide (it is for example without microstructured surface).
Light-deflection apparatus can be used for guidance and deflect light in lighting device as a result, and mutually tie with light source appropriate
It closes, can be realized indirect flat illumination in the insufficient situation of natural daylight.In this respect, daylight benefit may be implemented
Charging and lighting.
According to the preferred design of first aspect, micro-structure (preferably only exclusively) is formed in cover layer face to light guide
On surface.The surface of light guide does not need micro-structure as a result,.Since coating has micro-structure on the surface towards light guide now
With the decoupling of the light for being coupled in light guide, it thus on the one hand can be realized and be decoupled by micro-structure as before, still
On the other hand, by not being disposed at outside, but the side towards light guide is set and protects micro-structure.This can be protected
Micro-structure is protected from external action.Additional protective layer is not needed, because coating itself may be used as protective layer.In this side
Face, coating can also be considered as decoupler layer.
According to the preferred design of first aspect, the surface opposite with micro-structure of coating is substantially flat.It should
The surface that flat surfaces are especially arranged essentially parallel to planar-light guide extends.The substantially flat surface of coating can especially be made
For the outside of light-deflection apparatus, therefore it can be used as external protection or not needing additional protective layer.
According to the preferred design of first aspect, light guide is at least partly made of glass or plastics.It is made of glass
Light guide have high rigidity and durability.In addition, glass natively has been used in many components, such as window or showcase.
By applying coating, micro-structure easily can be set for this light guide.The light guide being made of plastics equally can have height
Durability.The example of plastics is polymethyl methacrylate (PMMA), polysiloxanes, such as dimethyl silicone polymer (PDMS),
Polycarbonate (PC), cyclic olefine copolymer (COC) or polyurethane (PU).
In principle, coating can be the form of plate or sheet material.However, according to the preferred design of different aspect,
Coating is designed as paper tinsel film.Paper tinsel film is especially appreciated that as (the especially thickness of thin slice made of respective material (such as plastics or thin glass)
Degree is less than 1mm).For example, paper tinsel film can roll.There is especially tool to have the advantage that coating can be easily as this
Volume transports and can for example be applied again at the scene.However, the paper tinsel film still advantageously has enough intensity, for example to make
Meet the function of protective layer for outer layer.
According to the preferred design of first aspect, light guide with a thickness of at least 1mm, preferably at least 2mm, more preferably at least
The thickness of 3mm and/or at most 15mm, preferably up to 10mm, more preferably up to 8 millimeters.Under these minimum thickness, it may be implemented
The enough stability of light-deflection apparatus and the coupling that light may be implemented.
According to the preferred design of first aspect, coating is at least partly made of glass or plastics.It has been shown that
The design scheme of coating according to the present invention can be formed advantageously by glass or plastics.It is proved plastics and is forming paper tinsel film shape
It is particularly advantageous in terms of the coating of formula.Plastics especially can be transparent thermoplastic material.Plastics are, for example, polymethylacrylic acid
Methyl esters (PMMA), polysiloxanes, such as dimethyl silicone polymer (PDMS), polycarbonate (PC), cyclic olefine copolymer (COC) or
Polyurethane (PU).However, it is also feasible that coating is made of transparent epoxy resin or acrylate.However, coating is same
It can also be made of glass, especially thin glass.
According to the preferred design of first aspect, the thickness of coating should be at most 1000 μm, and preferably up to 500 μm,
More preferably up to 300 μm and/or at least 50 μm, preferably at least 100 μm, more preferably at least 150 μm.
The thickness of coating should be particularly understood that the thickness including micro-structure.It has been shown that with its table with micro-structure
Face, which is applied to the coating in conductance, can also form than relatively thin and additionally can play enough defencive functions.
According to the preferred design of first aspect, coating is ordinatedly connect with light-guide material.For example, will cover layer by layer
It is pressed on light guide, is glued on light guide or is welded on light guide.In the case where bonding, it is preferable to use it is as transparent as possible, draw
Play the adhesive that light scatters as few as possible.
According to the preferred design of first aspect, structural detail is formed in this way, so that being coupled in light guide
Light basically by structural detail cylindrical side decouple.Light as much as possible can not damaged in a controlled manner as a result,
It loses or is only decoupled from light guide to small loss.
According to the preferred design of first aspect, the angle surrounded by the height and cross section diagonal of structural detail is small
In or equal to total reflection in light guide and/or coating critical angle.The critical angle of total reflection is that have when being more than the angle
The incidence angle that the interface of two kinds of (ideally nonabsorbable) media of different spread speeds is totally reflected.As a result, to the greatest extent
Light more than possible can be decoupled from light guide in a controlled manner, because in this way, the side wall of cylindrical structure element
It is efficiently used for photodissociation coupling.
According to the preferred design of first aspect, the structural detail of micro-structure has substantially invariable arranging density.This
In, structural detail can regularly or random distribution is arranged.By substantially constant arranging density, can particularly economically make
Make micro-structure.It is applied to for light guide for by coating, decreases the liability of the fault about location of mistake.
According to the preferred embodiment of first aspect, edge of the light guide for coupling has surface modification.By modifying light guide
Edge surface, efficiency when coupling light into light guide can be increased.Surface modification can pass through the edge of light guide itself
Or element by being applied on edge is realized.Surface modification is basically understood as modification of surfaces, so that can be with purpose
Optical property is provided.
Surface structuration of the surface modification for example including edge.For example, surface modification includes moth ocular structure.For example, surface
Modification includes (application) diffraction grating, to realize the deflection of the light entered from special angle range.For example, surface modification packet
Include the protrusion or prism shape of light guide edges.For example, surface modification includes cylindrical lens array or prism array.
Therefore, reflection loss can be reduced by each design scheme, to realize efficient optical coupling.Equally, these
The accidentally reduction more than cirtical angle of total reflection probability may be implemented in design scheme.Similarly, these design schemes may be implemented
It is parallel to the reduction of the coupling of the light of the plane surface of light guide.
Illustrated structuring also can be set in the edge opposite with the edge for coupling of light guide, especially with
Mirror-polishing combines.
According to the preferred design of first aspect, micro-structure is generated by section roll, especially by means of utilizing embossing
The UV of roller is embossed to manufacture.For example, micro-structure can for example be molded over still soft plastic material by the roll of corresponding shaping
In.It has been shown that can reliably be produced as relatively thin layer or paper tinsel film (especially by means of using the UV of knurling rolls to be embossed
In 200 μm and the order of magnitude below) coating.It especially can be designed as " roller using the exemplary UV embossing method of knurling rolls
To roller " method.Here it can be provided on roller (non-structured) substrate (film substrate), and micro- knot is set in continuous process
Then structure is rolled again.Knurling rolls can be by photoetching or diamond cut process structure, so that knurling rolls are with to be manufactured
Micro-structure former.For example, micro-structure is printed in the paint layer in substrate with roll-in and subsequently or simultaneously UV solidifies.
However, UV embossing carries out being also feasible in rigid basement.For example, using female foil of the negative norm with micro-structure
On film and the UV paint layer being impressed into rigid basement.
In addition it is also possible to the extruding technology of the nozzle by means of using corresponding shaping, hot press printing technology (so-called " plate pair
Plate " technique) or foundry engieering manufacture plate or paper tinsel film form, coating with micro-structure.
A kind of lighting device is illustrated according to the second aspect of the invention, is included according to the first aspect of the invention
Light-deflection apparatus, and it is arranged in the light source of the edge of light guide, it is used to couple light by the edge of light guide.
For example, lighting device can be considered as transparent dish type illumination component.Here, light source is understood to mean that at least one
A light source.For example, light source can have one or more light sources, such as one or more light emitting diodes (LED).Example
Such as, the band being made of multiple light sources (such as multiple LED) can be arranged along the edge of light guide.For example, setting is used for red,
Green, the light emitting diode of blue and/or white light.For example, the formation of at least one light source is for generating reference color temperature
The light of 5000K-6500K (cool white) and/or 3000K-4000K (warm white).For example, at least one light source is formed for producing
Raw illumination is greater than 500lx, the preferably greater than light of 1000lx.It is somebody's turn to do (height) colour temperature and/or (height) illumination intensity can advantageous simulation
Daylight, and for example inhibit sleep hormone epiphysin.
Be arranged in the light that the light source of the edge of light guide issues especially can have and favour (for example, 0 ° and 90 ° it
Between, preferably between 20 ° and 70 °, more preferably between 30 ° and 50 °, such as about 40 °) the radiation side of planar-light guide
To.How edge and lighting device depending on being provided with light source are arranged in a room, then may be implemented for example to be tilted towards
Under, it tilts upward or to the inclined radiation direction in side.
According to second aspect design scheme, the structural detail of micro-structure is at least regional to be had with at least one
The distance of a light source increases and substantially increased layout density.In principle, when passing through light guide, it should as much as possible by coupling
The photodissociation coupling of conjunction.The design scheme proposed can increase the yield of decoupling light and realize the high uniformity of light radiation herein.Example
Such as, the intermediate setting highest if a light source is respectively set two opposite edges, between two light sources
Layout density will be advantageous.
According to second aspect design scheme, light source is at least partly applied on the edge of light guide.As a result, according to
Bright source especially (at least partly) not with the edge of light guide separately.For example, light source (such as light emitting diode) and edge shape
Shape ordinatedly connects.This can especially reduce loss in light coupling.Alternatively, light source can also with compartment of terrain (such as
With air gap) it is placed in edge.This for realized for higher coupling efficiency by the anaclasis of purpose be can be with
It is advantageous.
According to second aspect design scheme, lighting device includes: first be arranged at the first edge of light guide
Light source is used to couple light by the first edge of light guide, and the second light source at the second edge of light guide is arranged in,
It is used to couple light by the second edge of light guide.
There is provided the first and second light sources in different edges allows the flexible room lighting by lighting device.For example,
First light source has the radiation characteristic (such as be related to the brightness and/or colour temperature of light source) different from the second light source.For example,
Light source by being arranged in the upper edge of light guide can be radiated obliquely with 5000K-6500K (cool white) or 3000K-
The color temperature regions of 4000K (warm white) and the light (such as tabletop lighting) of high illumination intensity (such as 1000lx).Optionally
Or extraly, bright cold light (5000K- can be radiated obliquely by being arranged in the light source at the lower edge of light guide
6500K) (such as room lighting).
In order to further improve the adaptability and flexibility of lighting device, lighting device preferably has be arranged in light guide
The third light source of three edges, for coupling light via the third edge of light guide.In addition, lighting device may include arrangement
The 4th light source in the 4th edge of light guide, for coupling light via the 4th edge of light guide.This is especially for example existing
High illumination flexibility is realized in the rectangular light guide that a part in window or as window uses.
According to the third aspect of the invention we, it also describes according to the light-deflection apparatus of first aspect or according to second aspect
Lighting device is used for the component of room building, especially window, partition, the purposes of railing or ceiling element or indoor lamp.
It has been shown that illustrated light-deflection apparatus and illustrated lighting device are suitable for illustrated component or interior
Lamp or as illustrated component or indoor lamp, because this application purpose usually requires high-durability and economic installation,
And furthermore high efficiency and the adaptability of illumination are also to be expected.
Especially consider that multi-disc isolation glass (MIG) is used as window.Then, light guide may, for example, be the piece of multi-disc isolation glass
One of, or be arranged in the intermediate space of multi-disc isolation glass.Lighting device also may be mounted at before window (such as from interior
Portion) or window behind (such as from the outside).Here, coating may be used as external protection.
Exemplary design solution of the invention previously described in the present specification also should be understood that with mutual institute
There is combination open.The exemplary embodiment for being related to various aspects is especially appreciated that be disclosed.
Other advantageous exemplary design solutions of the invention can be from particularly below in conjunction with attached drawing to of the invention multiple
It is obtained in detailed description of illustrative embodiments.However, attached drawing is for illustration purposes only rather than for limiting guarantor of the invention
Protect range.Attached drawing is not necessarily drawn to scale, and is only intended to reflect the overall concept of the invention with exemplary form.Particularly,
The feature for including in attached drawing is certainly not construed as necessary component of the invention.
Detailed description of the invention
In figure:
Fig. 1 a, b show the cross-sectional view of the embodiment of lighting device according to the present invention comprising light according to the present invention
The embodiment of arrangement for deflecting；
Fig. 2 shows the cross-sectional views of another embodiment of light-deflection apparatus according to the present invention；
Fig. 3 shows the cross-sectional view of different embodiments, the different optical couplings for illustrating to enter in light guide；
Fig. 4 shows the enlarged cross-sectional view of the embodiment of micro-structure according to the present invention；
Fig. 5 shows the perspective view of the design scheme of the exemplary lighting device in Fig. 1；With
Fig. 6 shows the diagram of the exemplary application of the exemplary lighting device in Fig. 1.
Specific embodiment
Fig. 1 a first illustrates the cross-sectional view of the embodiment of lighting device 1 according to the present invention, which includes root
According to the embodiment of light-deflection apparatus 2 of the invention.Light-deflection apparatus 2 includes the transparent light guide 4 and at least regional plane of plane
Ground is applied to the transparent coating 6 on light guide 4.Light guide 4 can for example be made of glass or transparent plastic.Coating 6 can also
To be made of such as glass or transparent plastic.Lighting device 1 also have light source 8, the light source 8 include at least one shine two
Pole pipe 10.Light source 8 is arranged at the edge 14 of light guide 4 for carrying out optocoupler by the edge 14 of light guide 4 by means of bracket 12
It closes.Light decouples in the region of bracket 12 or for the really existing light by decoupling secondary coupling again in order to prevent, in the area of bracket 12
Mirror-polishing 16 is carried out in domain.The exemplary stroke of light beam 18 is also illustrated, which is coupled to light guide 4 from light emitting diode 10
In, it carries out primary total reflection and is then decoupled by coating 6.
Fig. 1 b shows the enlarged cross-sectional view in 6 region of independent coating in Fig. 1 a.Micro-structure is formed in light guide 4 and is used as
Between the coating 6 of decoupler layer.For this purpose, coating 6 has micro-structure 20 on the surface towards light guide 4, it is used for coupling
Close the photodissociation coupling in light guide 4.The surface opposite with micro-structure 20 of coating 6 is substantially flat.If coating 6 designs
At paper tinsel film, then it can easily transport and be applied on light guide 4.Coating 6 is connect with 4 material mating of light guide herein, example
Such as, it is laminated or is sticked to thereon.
Micro-structure 20 has a large amount of structural detail 20a, is particular formed as substantially cylindrical protrusion.In raised 20a
Circular cross-section region in, coating 6 is placed on light guide 4 or connect with light guide 4.Exemplary light beam is also shown in Fig. 1 b
18, it is decoupled due to one of structural detail 20a.In this case, the structural detail 20a of micro-structure 20 has substantially permanent
Fixed arranging density.However, it is feasible in addition, micro-structure 20 structural detail 20a can at least regionally have with away from
The increase of the distance of light source 8 and substantially increased arranging density, i.e. the distance between structural detail are with away from light source 8
The increase of distance and become smaller.Micro-structure 20 not will receive it is any pollution or damage risk, because only that coating 6 with micro- knot
The opposite flat surfaces of structure 20 are exposed in environment.
Fig. 2 a shows the cross-sectional view of the alternate embodiment of light-deflection apparatus 2' according to the present invention, however, it can be with
Mode identical with light-deflection apparatus 2 is used and is designed.Micro-structure in light-deflection apparatus 2' is not by the table towards light guide
What the coating on face with micro-structure provided, but provided by light guide 4'.
In light-deflection apparatus 2', the micro-structure 20' with protrusion 20a' is provided by the surface of light guide 4'.It is micro- in order to protect
Structure is arranged individual coating 6, is covered in circular cross-section.
Fig. 3 shows the cross-sectional view of different embodiments, to show the different optical couplings in light guide.
The edge 14 of light guide 4 is shown first in fig. 3 a, wherein the light emitting diode 10 of light source 8 is alternate with edge 14
Every.The light illustrated is shown, although light with a portion of coupling, light also some by undesirably anti-
It penetrates.
Fig. 3 b shows one embodiment, wherein the light source 8 with light emitting diode 10 is at least regionally directly applied
It is added on the edge 14 of light guide 4.It is possible thereby to avoid unnecessary reflection.The light not being totally reflected can be for example by means of Fig. 1 a
Shown in 16 back into light guide 4 of mirror-polishing.
Fig. 3 c shows the surface modification of the moth ocular structure 24a form being arranged on edge 14 at the edge 14 of light guide 4, and
Fig. 3 d shows the surface modification of the form of the diffraction grating 24b being formed on edge 14 at the edge 14 of light guide 4.This especially may be used
To prevent or reduce undesirable reflection.
Fig. 3 e shows the convex shape 24c at the edge 14 of light guide 4, and Fig. 3 f shows and is configured to cylindrical lens array
The edge 14 of 24d.Fig. 3 e shows the prism shape 24e at the edge 14 of light guide 4, and Fig. 3 f shows and is formed as prism array
The edge 14 of 24f.This can especially prevent or reduce the cirtical angle of total reflection more than the coupling light in light guide.
Fig. 4 shows the enlarged cross-sectional view of the embodiment of micro-structure according to the present invention, can be used in the reality of Fig. 1 or 2
It applies in example.Fig. 4, which is shown, is coupled to how the light in light guide decouples at the cylindrical structure element 20a of micro-structure 20.At this
In the case of kind, micro-structure 20 is provided by the surface of light guide.However, the example can also be transferred in Fig. 1 b with coating 6
Light-deflection apparatus 2.The light beam 18 illustrated is totally reflected first, in this example with critical angle α.Then, beam propagation
Pass through the cylindrical structure element 20a of micro-structure.By the height h of structural detail 20a, cross section diagonal c and circular cross-section shape
At triangle the angle beta surrounded by h, c be less than or equal to light guide in total reflection critical angle α.Light beam is avoided to fall
To circular cross-section, this will lead to total reflection and uncontrolled decoupling.In this case, light beam 18 prolongs along cross section diagonal
It stretches, then decouples.
Fig. 5 shows the perspective view of the embodiment of exemplary lighting device 1.As can be seen that in this case, in addition to light
Except arrangement for deflecting 2, lighting device 1 also has a total of four light source 8a, 8b, 8c, 8d.In four edge 14a of light guide 4,
The place each of 14b, 14c, 14d is all disposed with light source 8a, the 8b being optically coupled for the respective edges by light guide,
8c, 8d.It is possible thereby to make light with the inclined four direction 28a of light guide, 28b, 28c, decoupled in 28d independently of one another.As a result,
Illumination can be provided by lighting device 1, while user 30 can look out by the light-deflection apparatus 2 of lighting device 1.
Finally, Fig. 6 shows the diagram of the exemplary application of exemplary lighting device 1.Here, lighting device 1 is used for room
Between the component that constructs, be window in this case.The top of the window 32 in room 34 is arranged in lighting device 1 herein.Illumination
Device 1 can be a part of window 32 or is placed on before window 32 by frame.Lighting device 1 is by being arranged in light
The light source for the upper edge led slants downwards the light with the mild high illumination intensity (such as 1000lx) of warm white.In addition,
It can be by being arranged in the cold light of the emitting bright obliquely of the light source at the lower edge of light guide.
Claims (19)
1. light-deflection apparatus, the light-deflection apparatus include:
The transparent light guide (4,4') of plane and
At least partly ground level is applied to the transparent covering layer (6,6') on the light guide,
The photodissociation coupling for will be coupled into light guide (4,4') is wherein formed between light guide (4,4') and coating (6,6')
Micro-structure (20,20'), and wherein micro-structure (20) have multiple structural details (20a, 20a'), the structural detail shape
As substantially cylindrical raised (20a, 20a').
2. light-deflection apparatus according to claim 1, wherein micro-structure (20,20') is formed in coating (6) towards light guide
(4) on surface.
3. light-deflection apparatus according to claim 2, wherein the coating (6,6') with micro-structure (20,20') phase
Pair surface be substantially flat.
4. light-deflection apparatus as claimed in any of claims 1 to 3, wherein the light guide (4,4') is at least partly
It is made of glass or plastics.
5. light-deflection apparatus as claimed in any of claims 1 to 4, wherein the coating (6,6') is designed as foil
Film.
6. light-deflection apparatus as claimed in any of claims 1 to 5, wherein the light guide (4,4') with a thickness of extremely
Few 1mm, preferably at least 2mm, the thickness of more preferably at least 3mm and/or at most 15mm, preferably up to 10mm, more preferably up to 8 millis
Rice.
7. light-deflection apparatus as claimed in any of claims 1 to 6, wherein the coating (6,6') is at least partly
Ground is made of glass or plastics.
8. light-deflection apparatus as claimed in any of claims 1 to 7, wherein the coating (6,6') with a thickness of
At most 1000 μm, preferably up to 500 μm, more preferably up to 300 μm and/or at least 50 μm, preferably at least 100 μm, more preferably extremely
It is 150 μm few.
9. light-deflection apparatus as claimed in any of claims 1 to 8, wherein the coating (6,6') and the light
It connects with leading (4,4') material mating.
10. light-deflection apparatus as claimed in any of claims 1 to 9, wherein structural detail (20a, 20a') is with this
The mode of sample is formed, so that cylindrical side of the light being coupled in light guide (4,4') basically by structural detail (20a, 20a')
Decoupling.
11. light-deflection apparatus as claimed in any of claims 1 to 10, wherein by structural detail (20a, 20a')
Highly (h) and the angle of cross section diagonal (c) encirclement is less than or equal to being all-trans in light guide (4) and/or coating (6,6')
The critical angle penetrated.
12. according to claim 1 to light-deflection apparatus described in any one of 11, wherein structural elements of micro-structure (20,20')
Part (20a, 20a') has substantially invariable arranging density.
13. wherein light guide (4,4') is used for the side of coupling according to claim 1 to light-deflection apparatus described in any one of 12
Edge (14,14a, 14b, 14c, 14d) has surface modification (24a, 24b, 24c, 24d, 24e, 24f).
14. wherein micro-structure (20,20') is by means of type according to claim 1 to light-deflection apparatus described in any one of 13
The manufacture of material roll is especially manufactured by means of the UV embossing using knurling rolls.
15. lighting device, the lighting device is included
According to claim 1 to light-deflection apparatus described in any one of 14 (2,2'), and
The light source (8,8a, 8b, 8c, 8d) being arranged at the edge (14,14a, 14b, 14c, 14d) of light guide (4,4'), it is described
Light source is used to couple light by the edge (14,14a, 14b, 14c, 14d) of light guide (4,4').
16. lighting device according to claim 15, wherein the structural detail (20a, 20a') of micro-structure (20,20') is extremely
It is few regional to have with increasing with the distance of at least one light source (8,8a, 8b, 8c, 8d) and substantially increased arrangement is close
Degree.
17. lighting device according to claim 15 or 16, wherein the light source (8,8a, 8b, 8c, 8d) is at least partly
Ground is applied on the edge (14,14a, 14b, 14c, 14d) of light guide (4,4').
18. lighting device described in any one of 5 to 17 according to claim 1, the lighting device include:
Be arranged at the first edge (14,14a, 14b, 14c, 14d) of light guide (4,4') the first light source (8,8a, 8b, 8c,
8d), first light source is used to couple light by the first edge (14,14a, 14b, 14c, 14d) of light guide (4,4'), and
Be arranged at the second edge (14,14a, 14b, 14c, 14d) of light guide (4,4') the second light source (8,8a, 8b, 8c,
8d), second light source is used to couple light by the second edge (14,14a, 14b, 14c, 14d) of light guide (4,4').
19. according to claim 15 to 18 to light-deflection apparatus described in any one of 14 or according to claim 1 in it is any
Lighting device described in one is used for the component of room building, especially window (32), partition, railing or ceiling element, or
Purposes for indoor lamp.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016118884.0 | 2016-10-05 | ||
| DE102016118884.0A DE102016118884A1 (en) | 2016-10-05 | 2016-10-05 | Light deflecting device, lighting device and use |
| PCT/EP2017/075215 WO2018065463A1 (en) | 2016-10-05 | 2017-10-04 | Light deflection device, lighting device and use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110366657A true CN110366657A (en) | 2019-10-22 |
Family
ID=60037592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780061921.0A Pending CN110366657A (en) | 2016-10-05 | 2017-10-04 | Light-deflection apparatus, lighting device and application |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US11808967B2 (en) |
| EP (1) | EP3523573B1 (en) |
| JP (1) | JP7043491B2 (en) |
| KR (1) | KR102226242B1 (en) |
| CN (1) | CN110366657A (en) |
| DE (1) | DE102016118884A1 (en) |
| WO (1) | WO2018065463A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110312896A (en) * | 2016-10-05 | 2019-10-08 | 泰米科公司 | Light-deflection apparatus, the production method and lighting device of light-deflection apparatus |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019100630A1 (en) * | 2019-01-11 | 2020-07-16 | Green Building R&D GmbH | Lighting device with holder for lighting source and use thereof |
| DE102019133693A1 (en) * | 2019-12-10 | 2021-06-10 | HELLA GmbH & Co. KGaA | Lighting device for a motor vehicle and a method for producing such a lighting device |
| DE202020100855U1 (en) * | 2020-02-18 | 2021-05-25 | Zumtobel Lighting Gmbh | Surface luminaire with direct and indirect light emission |
| KR102667340B1 (en) * | 2021-03-12 | 2024-05-17 | 주식회사 디에스피앤피 | chopstick supporting board |
| DE102021120550A1 (en) * | 2021-08-06 | 2023-02-09 | Bayerische Motoren Werke Aktiengesellschaft | Lighting component, means of transport and method for producing a lighting component |
| DE102023107832A1 (en) | 2023-03-28 | 2024-10-02 | Grammer Aktiengesellschaft | Glass component device and method for producing a glass component device |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06324331A (en) * | 1993-05-11 | 1994-11-25 | Seiko Epson Corp | Liquid crystal display device |
| JP2001504598A (en) * | 1996-11-21 | 2001-04-03 | ミネソタ マイニング アンド マニュファクチャリング カンパニー | Forward light extraction film for light guide device and method of manufacturing the same |
| JP2001093314A (en) * | 1999-09-20 | 2001-04-06 | Mitsubishi Chemicals Corp | Surface light source device and liquid crystal display using it |
| US6425673B1 (en) * | 1999-09-20 | 2002-07-30 | Mitsubisshi Chemical Corporation | Light guide pipe having elongate roughened protrusions and/or roughened concaves, planar light source unit having a broad viewing angle characteristic, and liquid crystal display device |
| WO2002081844A1 (en) * | 2001-04-06 | 2002-10-17 | Thomas Emde | Public outdoor furnishings comprising an illuminated glass pane |
| DE102008055857A1 (en) * | 2008-11-03 | 2010-05-12 | Klammt, Stephan, Dipl.-Ing. | Daylight deflecting device for use in double glass window for illuminating of building room, has lens profile representing ninety degrees-section from convex structure and including beam prism-shaped surface structure on light emission side |
| US20150049511A1 (en) * | 2013-03-15 | 2015-02-19 | Cree, Inc. | Waveguide Having Unidirectional Illuminance |
| CN104603528A (en) * | 2012-09-04 | 2015-05-06 | 宗拓贝尔照明器材有限公司 | Light guide unit for lighting system |
| CN104777554A (en) * | 2014-01-09 | 2015-07-15 | 克利公司 | Extraction film for optical waveguide and method of producing same |
| CN104948997A (en) * | 2014-03-31 | 2015-09-30 | 元太科技工业股份有限公司 | Display device |
| US20160062025A1 (en) * | 2014-07-30 | 2016-03-03 | Travis Chambers | Light Guide Assembly for an LCD or the Like |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997017631A1 (en) * | 1995-11-06 | 1997-05-15 | Seiko Epson Corporation | Illuminator, liquid crystal display using the illuminator and electronic device |
| DE69735732T2 (en) * | 1996-09-24 | 2006-09-21 | Seiko Epson Corp. | Lighting device and display device using the same |
| US6264343B1 (en) * | 1996-11-14 | 2001-07-24 | Seiko Epson Corporation | Input tablet and liquid crystal display device utilizing such tablet |
| WO2000016157A1 (en) * | 1998-09-16 | 2000-03-23 | Fujitsu Limited | Optical device and display device using it |
| JP4314746B2 (en) * | 2000-02-24 | 2009-08-19 | セイコーエプソン株式会社 | Lighting device |
| US6648485B1 (en) * | 2000-11-13 | 2003-11-18 | International Business Machines Corporation | Highly collimating tapered light guide for uniform illumination of flat panel displays |
| WO2005052644A2 (en) * | 2003-11-21 | 2005-06-09 | Perkinelmer Las, Inc. | Optical device integrated with well |
| US7903194B2 (en) * | 2005-06-24 | 2011-03-08 | 3M Innovative Properties Company | Optical element for lateral light spreading in back-lit displays and system using same |
| CN105445835B (en) * | 2006-10-31 | 2021-07-27 | 莫迪里斯控股有限责任公司 | Lighting device and lighting system |
| US7780330B2 (en) * | 2007-05-16 | 2010-08-24 | Rohm And Haas Electronics Materials Llc | Elongated illuminators configuration for LCD displays |
| KR101345383B1 (en) * | 2007-06-08 | 2013-12-24 | 삼성전자주식회사 | Method for manufacturing the all-in-one type light guide plate |
| JP5307881B2 (en) * | 2008-03-26 | 2013-10-02 | パナソニック株式会社 | Semiconductor light emitting device |
| KR101571777B1 (en) * | 2009-03-06 | 2015-11-26 | 삼성디스플레이 주식회사 | Light guide unit and display apparatus having the same |
| WO2011019785A1 (en) * | 2009-08-12 | 2011-02-17 | 3M Innovative Properties Company | Lightguide |
| JP5635472B2 (en) * | 2011-09-27 | 2014-12-03 | 富士フイルム株式会社 | Light guide plate |
| US20140140091A1 (en) * | 2012-11-20 | 2014-05-22 | Sergiy Victorovich Vasylyev | Waveguide illumination system |
| US10030846B2 (en) * | 2012-02-14 | 2018-07-24 | Svv Technology Innovations, Inc. | Face-lit waveguide illumination systems |
| JP6167429B2 (en) * | 2013-01-30 | 2017-07-26 | シャープ株式会社 | Liquid crystal display device and method of manufacturing liquid crystal display device |
| US9261639B1 (en) * | 2013-12-20 | 2016-02-16 | Modilis Holdings Llc | Collimating light guide texture |
| KR102147938B1 (en) * | 2013-12-27 | 2020-08-25 | 엘지이노텍 주식회사 | Lighting device |
| JP6391387B2 (en) * | 2014-09-24 | 2018-09-19 | キヤノン株式会社 | Light guide unit, illumination device using the same, and image reading device |
| US10012783B2 (en) * | 2015-04-02 | 2018-07-03 | Philips Lighting Holding B.V. | Lighting system using a light guide and a lighting method |
| TWI582501B (en) * | 2016-01-04 | 2017-05-11 | 揚昇照明股份有限公司 | Light source module and display device |
-
2016
- 2016-10-05 DE DE102016118884.0A patent/DE102016118884A1/en active Pending
-
2017
- 2017-10-04 JP JP2019518936A patent/JP7043491B2/en active Active
- 2017-10-04 CN CN201780061921.0A patent/CN110366657A/en active Pending
- 2017-10-04 EP EP17780710.4A patent/EP3523573B1/en active Active
- 2017-10-04 WO PCT/EP2017/075215 patent/WO2018065463A1/en active Search and Examination
- 2017-10-04 KR KR1020197012957A patent/KR102226242B1/en active IP Right Grant
-
2019
- 2019-04-05 US US16/376,782 patent/US11808967B2/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06324331A (en) * | 1993-05-11 | 1994-11-25 | Seiko Epson Corp | Liquid crystal display device |
| JP2001504598A (en) * | 1996-11-21 | 2001-04-03 | ミネソタ マイニング アンド マニュファクチャリング カンパニー | Forward light extraction film for light guide device and method of manufacturing the same |
| JP2001093314A (en) * | 1999-09-20 | 2001-04-06 | Mitsubishi Chemicals Corp | Surface light source device and liquid crystal display using it |
| US6425673B1 (en) * | 1999-09-20 | 2002-07-30 | Mitsubisshi Chemical Corporation | Light guide pipe having elongate roughened protrusions and/or roughened concaves, planar light source unit having a broad viewing angle characteristic, and liquid crystal display device |
| WO2002081844A1 (en) * | 2001-04-06 | 2002-10-17 | Thomas Emde | Public outdoor furnishings comprising an illuminated glass pane |
| DE102008055857A1 (en) * | 2008-11-03 | 2010-05-12 | Klammt, Stephan, Dipl.-Ing. | Daylight deflecting device for use in double glass window for illuminating of building room, has lens profile representing ninety degrees-section from convex structure and including beam prism-shaped surface structure on light emission side |
| CN104603528A (en) * | 2012-09-04 | 2015-05-06 | 宗拓贝尔照明器材有限公司 | Light guide unit for lighting system |
| US20150049511A1 (en) * | 2013-03-15 | 2015-02-19 | Cree, Inc. | Waveguide Having Unidirectional Illuminance |
| CN104777554A (en) * | 2014-01-09 | 2015-07-15 | 克利公司 | Extraction film for optical waveguide and method of producing same |
| CN104948997A (en) * | 2014-03-31 | 2015-09-30 | 元太科技工业股份有限公司 | Display device |
| US20160062025A1 (en) * | 2014-07-30 | 2016-03-03 | Travis Chambers | Light Guide Assembly for an LCD or the Like |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110312896A (en) * | 2016-10-05 | 2019-10-08 | 泰米科公司 | Light-deflection apparatus, the production method and lighting device of light-deflection apparatus |
| US11231542B2 (en) | 2016-10-05 | 2022-01-25 | Temicon Gmbh | Light deflection device, method for manufacturing a light deflection device and illumination device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2020500398A (en) | 2020-01-09 |
| KR102226242B1 (en) | 2021-03-10 |
| US20190235153A1 (en) | 2019-08-01 |
| DE102016118884A1 (en) | 2018-04-05 |
| US11808967B2 (en) | 2023-11-07 |
| EP3523573B1 (en) | 2023-03-15 |
| EP3523573A1 (en) | 2019-08-14 |
| KR20190104135A (en) | 2019-09-06 |
| JP7043491B2 (en) | 2022-03-29 |
| WO2018065463A1 (en) | 2018-04-12 |
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